Answer: ENTERKEY

AnswerCrossword Clue
ENTERKEYOpen sesame?
ENTERKEYIt's struck by a touch typist's pinky
ENTERKEYParagraph separator, perhaps
ENTERKEYAt the end of the line, it's likely to get depressed
ENTERKEYIt may be pressed to input data
ENTERKEYShift neighbor
ENTERKEYCarriage-return equivalent
ENTERKEYIt's above Shift
ENTERKEY' neighbor
ENTERKEYComputerniks push it
ENTERKEYIt's hit with a pinky
ENTERKEYIt's hit by a typist's pinky
ENTERKEYIM sender
ENTERKEYIt'll give you a break